The ministry has partnered with BC Children’s Hospital to release a new resource for BC Kâ12 families. The Language Matters! Understanding Mental Health and Substance Use: A Resource for Families and School Communities is a companion resource to the educator guide, designed to help parents, guardians and caregivers of school-age children (ages 5â11) and youth (ages 12â18) learn more about common language and concepts on mental health and substance use.